Yield variability of soybean varieties in the Non-Chernozem zone N.V. Zarenkova, A.V. Shitikova, B.T. Negassi, O.A. Savoskina and S.A. Zapivalov BIO Web Conf., 66 (2023) 05006 Published online: 08 September 2023 DOI: 10.1051/bioconf/20236605006